Đinh Thị Mai Vinh., Trương Thị Ngọc Khánh., & Nguyễn Thị Tuyết, M. (1999). An investigation on some cultural differences in social contacts between Vietnam and some countries it has relations with. Đà Nẵng: [Đại học Đà Nẵng].
Παραπομπή Chicago StyleĐinh Thị Mai Vinh., Trương Thị Ngọc Khánh, και M.A. Nguyễn Thị Tuyết. An Investigation On Some Cultural Differences in Social Contacts between Vietnam and Some Countries It Has Relations With. Đà Nẵng: [Đại học Đà Nẵng], 1999.
Παραπομπή MLAĐinh Thị Mai Vinh., Trương Thị Ngọc Khánh, και M.A. Nguyễn Thị Tuyết. An Investigation On Some Cultural Differences in Social Contacts between Vietnam and Some Countries It Has Relations With. Đà Nẵng: [Đại học Đà Nẵng], 1999.
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